Select the incorrectly spelt word from the given sentence.
The aboriginal tribes of Australia are of a low-class black race, but generally pieceful and inoffensive in their habits.

Correct option is C

The incorrectly spelt word is "pieceful." The correct spelling is "peaceful."
· Correct sentence: The aboriginal tribes of Australia are of a low-class black race, but generally peaceful and inoffensive in their habits.
· Explanation: The word "peaceful" means free from disturbance or calm.
· Hindi meaning: शांतिपूर्ण।
Meanings of other options:
· Inoffensive: Not causing harm or annoyance. (Hindi: हानिरहित)
· Aboriginal: Native to a particular place. (Hindi: आदिवासी)
· Their: Possessive form of "they." (Hindi: उनका)